Collar stay



FIG. 1 is a top-perspective view of a collar stay showing my new design;

FIG. 2 is a top-plan view thereof, the bottom-plan view being a mirror image of the top-plan view;

FIG. 3 is a left-side elevation view thereof, the right-side elevation view being a mirror image of the left-side elevation view;

FIG. 4 is a rear-elevation view thereof;

FIG. 5 is a front-elevation view thereof;

FIG. 6 is a top-perspective view of a collar stay, similar to FIG. 1, the difference being the length of the collar stay;

FIG. 7 is a top-plan view of the collar stay of FIG. 6, the bottom-plan view being a mirror image of the top-plan view;

FIG. 8 is a left-side elevation view of the collar stay of FIG. 6, the right-side elevation view being a mirror image of the left-side elevation view;

FIG. 9 is a rear-elevation view of the collar stay of FIG. 6;

FIG. 10 is a front-elevation view of the collar stay of FIG. 6;

FIG. 11 is a top-perspective view of a collar stay, similar to FIG. 1, the difference being the length of the collar stay;

FIG. 12 is a top-plan view of the collar stay of FIG. 11, the bottom-plan view being a mirror image of the top-plan view;

FIG. 13 is a left-side elevation view of the collar stay of FIG. 11, the right-side elevation view being a mirror image of the left-side elevation view;

FIG. 14 is a rear-elevation view of the collar stay of FIG. 11; and,

FIG. 15 is a front-elevation view of the collar stay of FIG. 11. 

The ornamental design for a collar stay, as shown and described. 